17959028

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{12437}}^1$

素因数の和:12479

約数の個数: 18

約数和(自身を含む): 33172146

約数和(自身を除く): 15213118

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 12437, 24874, 49748, 236303, 472606, 945212, 4489757, 8979514, 17959028]

約数ペア:

[(1, 17959028), (2, 8979514), (4, 4489757), (19, 945212), (38, 472606), (76, 236303), (361, 49748), (722, 24874), (1444, 12437)]